<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI Draggable - Events</title>
<link rel="stylesheet" href="../../themes/base/jquery.ui.all.css">
<script src="../../jquery-1.7.2.js"></script>
<script src="../../ui/jquery.ui.core.js"></script>
<script src="../../ui/jquery.ui.widget.js"></script>
<script src="../../ui/jquery.ui.mouse.js"></script>
<script src="../../ui/jquery.ui.draggable.js"></script>
<link rel="stylesheet" href="../demos.css">
<style>
#draggable {
	width: 16em;
	padding: 0 1em;
}

#draggable ul li {
	margin: 1em 0;
	padding: 0.5em 0;
}

* html #draggable ul li {
	height: 1%;
}

#draggable ul li span.ui-icon {
	float: left;
}

#draggable ul li span.count {
	font-weight: bold;
}
</style>
<script>
	$(function() {
		var $start_counter = $( "#event-start" ),
			$drag_counter = $( "#event-drag" ),
			$stop_counter = $( "#event-stop" ),
			counts = [ 0, 0, 0 ];

		$( "#draggable" ).draggable({
			start: function() {
				counts[ 0 ]++;
				updateCounterStatus( $start_counter, counts[ 0 ] );
			},
			drag: function() {
				counts[ 1 ]++;
				updateCounterStatus( $drag_counter, counts[ 1 ] );
			},
			stop: function() {
				counts[ 2 ]++;
				updateCounterStatus( $stop_counter, counts[ 2 ] );
			}
		});

		function updateCounterStatus( $event_counter, new_count ) {
			// first update the status visually...
			if ( !$event_counter.hasClass( "ui-state-hover" ) ) {
				$event_counter.addClass( "ui-state-hover" )
					.siblings().removeClass( "ui-state-hover" );
			}
			// ...then update the numbers
			$( "span.count", $event_counter ).text( new_count );
		}
	});
	</script>
</head>
<body>

	<div class="demo">

		<div id="draggable" class="ui-widget ui-widget-content">

			<p>Drag me to trigger the chain of events.</p>

			<ul class="ui-helper-reset">
				<li id="event-start" class="ui-state-default ui-corner-all"><span
					class="ui-icon ui-icon-play"></span>"start" invoked <span
					class="count">0</span>x</li>
				<li id="event-drag" class="ui-state-default ui-corner-all"><span
					class="ui-icon ui-icon-arrow-4"></span>"drag" invoked <span
					class="count">0</span>x</li>
				<li id="event-stop" class="ui-state-default ui-corner-all"><span
					class="ui-icon ui-icon-stop"></span>"stop" invoked <span
					class="count">0</span>x</li>
			</ul>
		</div>

	</div>
	<!-- End demo -->



	<div class="demo-description">
		<p>
			Layer functionality onto the draggable using the
			<code>start</code>
			,
			<code>drag</code>
			, and
			<code>stop</code>
			events. Start is fired at the start of the drag; drag during the
			drag; and stop when dragging stops.
		</p>
	</div>
	<!-- End demo-description -->

</body>
</html>
